14.21 Ct large teardrop boulder opal
Broken River Mining
A large teardrop boulder opal with light greens and blues.
- 14.21 carats.
- 34.3 x 11 mm / 1.35 x 0.43".
- 4.3 mm / 0.17" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
- Lower commercial grade.